19796458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{6869}}^1$

素因数の和:7013

約数の個数: 16

約数和(自身を含む): 32646240

約数和(自身を除く): 12849782

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 6869, 13738, 75559, 151118, 899839, 1799678, 9898229, 19796458]

約数ペア:

[(1, 19796458), (2, 9898229), (11, 1799678), (22, 899839), (131, 151118), (262, 75559), (1441, 13738), (2882, 6869)]